3731788267842 has 16 divisors (see below), whose sum is σ = 7493311903392. Its totient is φ = 1238973528000.

The previous prime is 3731788267841. The next prime is 3731788267843. The reversal of 3731788267842 is 2487628871373.

It is an interprime number because it is at equal distance from previous prime (3731788267841) and next prime (3731788267843).

It is not an unprimeable number, because it can be changed into a prime (3731788267841) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1238972023 + ... + 1238975034.

It is an arithmetic number, because the mean of its divisors is an integer number (468331993962).

Almost surely, 2^{3731788267842} is an apocalyptic number.

3731788267842 is an abundant number, since it is smaller than the sum of its proper divisors (3761523635550).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3731788267842 is a wasteful number, since it uses less digits than its factorization.

3731788267842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2477947313.

The product of its digits is 151732224, while the sum is 66.

The spelling of 3731788267842 in words is "three trillion, seven hundred thirty-one billion, seven hundred eighty-eight million, two hundred sixty-seven thousand, eight hundred forty-two".